Didn't you wonder about the Persian foods and festivals that were in this wonderful story? They intrigued me, and I found two websites that describe them. Here's links, hope you enjoy them as much as I did.
http://www.gastronomie-sf.com/2005/03/haft_sinn_the_h.html#more
http://www.iranchamber.com/recipes/meat/kabab_barg.php
http://www.gastronomie-sf.com/2005/03/haft_sinn_the_h.html#more
http://www.iranchamber.com/recipes/meat/kabab_barg.php